33112134 has 72 divisors (see below), whose sum is σ = 82411056. Its totient is φ = 9583200.

The previous prime is 33112127. The next prime is 33112147. The reversal of 33112134 is 43121133.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 49764 + ... + 50424.

It is an arithmetic number, because the mean of its divisors is an integer number (1144598).

Almost surely, 2^33112134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33112134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41205528).

33112134 is an abundant number, since it is smaller than the sum of its proper divisors (49298922).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33112134 is a wasteful number, since it uses less digits than its factorization.

33112134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714 (or 700 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 33112134 is about 5754.3143814011. The cubic root of 33112134 is about 321.1163289910.

Adding to 33112134 its reverse (43121133), we get a palindrome (76233267).

It can be divided in two parts, 3311 and 2134, that added together give a palindrome (5445).

The spelling of 33112134 in words is "thirty-three million, one hundred twelve thousand, one hundred thirty-four".